and her half-brother, Otto II, each invading the other's territories, and attempting to destabilise each other, often through the intermediary of Lothair's brother, Charles (who as Duke of Lower Lorraine was a vassal of the Emperor). The final years of their marriage, however, from 980 onwards, saw peace between Lothair and his in-laws; when Otto II died, he was even advanced as guardian of the young King.

Lothair died on 2 March 986, and their young son Louis became king. However, he promptly drove Emma and Bishop Ascelin of Laon from